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CLYWEDOG DAM, LLANIDLOES

Site Details



NPRN 305772

Map Reference SN98NW

Grid Reference SN91198698

Unitary (Local) Authority Powys

Old County Montgomeryshire

Community Llanidloes Without

Type of Site DAM

Broad Class WATER SUPPLY AND DRAINAGE

Period 20th Century, Modern

Site Description Clywedog Dam, with another at Bwlch-y-gle (nprn 309936), was built between 1964 and 1967 to create Llyn Clywedog or Clywedog Reservoir (nprn 309930) and thus regulate the flow of the River Severn. It is of mass-concrete construction, standing 72m high and 231m long.
B.A.Malaws, RCAHMW, 27 January 2004.

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